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<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
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  <title>极客学院</title>
  <link href="css/jike.css" type="text/css" rel="stylesheet" />
</head>
<body>
  <div class="header">
    <div class="nav">
      导航栏
    </div>
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  <div class="body">
    <div class="body_img">
      图片
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    <div class="body_content">
      <div class="body_no">
        通知
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      内容
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  <div class="footer">
    <div class="footer_content">
      底部内容
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    <div class="footer_menu">
      底部菜单
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</body>
</html>
